Package org.apache.hadoop.hdfs.protocol

Examples of org.apache.hadoop.hdfs.protocol.LocatedBlocks.locatedBlockCount()

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      if (len > 0) {
        final long offset = op == GetOpParam.Op.OPEN? openOffset: len - 1;
        final LocatedBlocks locations = namenode.getBlockLocations(
            path, offset, 1);
        final int count = locations.locatedBlockCount();
        if (count > 0) {
          return JspHelper.bestNode(locations.get(0));
        }
      }
    }
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      DFSTestUtil.waitReplication(fs, fileName, (short)1);

      // get the block belonged to the created file
      LocatedBlocks blocks = cluster.getNameNode().namesystem.getBlockLocations(
          fileName.toString(), 0, (long)fileLen);
      assertEquals(blocks.locatedBlockCount(), 1);
      LocatedBlock block = blocks.get(0);
     
      // bring up a second datanode
      cluster.startDataNodes(conf, 1, true, null, null);
      cluster.waitActive();
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    }
    isOpen = blocks.isUnderConstruction();
    if (isOpen && !showOpenFiles) {
      // We collect these stats about open files to report with default options
      res.totalOpenFilesSize += fileLen;
      res.totalOpenFilesBlocks += blocks.locatedBlockCount();
      res.totalOpenFiles++;
      return;
    }
    res.totalFiles++;
    res.totalSize += fileLen;
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      res.totalOpenFiles++;
      return;
    }
    res.totalFiles++;
    res.totalSize += fileLen;
    res.totalBlocks += blocks.locatedBlockCount();
    if (showOpenFiles && isOpen) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s), OPENFORWRITE: ");
    } else if (showFiles) {
      out.print(path + " " + fileLen + " bytes, " +
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    res.totalFiles++;
    res.totalSize += fileLen;
    res.totalBlocks += blocks.locatedBlockCount();
    if (showOpenFiles && isOpen) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s), OPENFORWRITE: ");
    } else if (showFiles) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s): ");
    } else {
      out.print('.');
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    if (showOpenFiles && isOpen) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s), OPENFORWRITE: ");
    } else if (showFiles) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s): ");
    } else {
      out.print('.');
    }
    if (res.totalFiles % 100 == 0) { out.println(); out.flush(); }
    int missing = 0;
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    DFSTestUtil.waitReplication(fs, fileName, (short)1);

    // get the block belonged to the created file
    LocatedBlocks blocks = NameNodeAdapter.getBlockLocations(
        cluster.getNameNode(), fileName.toString(), 0, (long)fileLen);
    assertEquals("Should only find 1 block", blocks.locatedBlockCount(), 1);
    LocatedBlock block = blocks.get(0);

    // bring up a second datanode
    cluster.startDataNodes(conf, 1, true, null, null);
    cluster.waitActive();
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    }
    isOpen = blocks.isUnderConstruction();
    if (isOpen && !showOpenFiles) {
      // We collect these stats about open files to report with default options
      res.totalOpenFilesSize += fileLen;
      res.totalOpenFilesBlocks += blocks.locatedBlockCount();
      res.totalOpenFiles++;
      return;
    }
    res.totalFiles++;
    res.totalSize += fileLen;
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      res.totalOpenFiles++;
      return;
    }
    res.totalFiles++;
    res.totalSize += fileLen;
    res.totalBlocks += blocks.locatedBlockCount();
    if (showOpenFiles && isOpen) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s), OPENFORWRITE: ");
    } else if (showFiles) {
      out.print(path + " " + fileLen + " bytes, " +
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    res.totalFiles++;
    res.totalSize += fileLen;
    res.totalBlocks += blocks.locatedBlockCount();
    if (showOpenFiles && isOpen) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s), OPENFORWRITE: ");
    } else if (showFiles) {
      out.print(path + " " + fileLen + " bytes, " +
        blocks.locatedBlockCount() + " block(s): ");
    } else {
      out.print('.');
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